NAVWARN details
Navigational Warnings (NAVWARNs) replace Notices to Shipping (NOTSHIPs) and shall be construed as Notices to Shipping
| ID | NW-C-1530-26 |
| Date | 2026-05-15 19:11 UTC |
| Status | Published |
| Title | Lock Closed |
| Areas |
Georgian Bay Lake Simcoe Trent-Severn Waterway |
| Vicinity | Severn River |
| Categories |
Lock Closed |
| Description | Trent-Severn Waterway locks 42, 43, 44 and 45 are closed to navigation due to high water flows. |
| Position |
44° 46.194'N 079° 21.022'W (Lock 42)
44° 51.458'N 079° 32.402'W (Lock 43) 44° 53.061'N 079° 40.501'W (Lock 44 - Big Chute) 44° 48.232'N 079° 43.231'W (Lock 45) |
| Charts | 2029(NAD83), 2029(NAD83) |
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